Fiber with metal ions excited by luminous energy and manufacturing method thereof

ABSTRACT

A fiber with metal ions excited by luminous energy and a manufacturing method thereof are provided. The method includes: adding dry copper nanopowder with a particle size not more than 48 nm after mixing to a fiber slurry, to form a first mixed liquid; mixing and stirring the first mixed liquid and an additive, and performing an electrochemical reaction, to form a second mixed liquid, where the additive contains at least one of graphene, Ge ions, and Zr ions; performing energy exciting on the second mixed liquid, to form a mixed material; drying the mixed material, to remove moisture contained in the mixed material; extruding at least one fibril from the mixed material by using a spinning device; passing the at least one fibril through a plurality of rollers and performing stretching; and performing cooling and shaping on at least one stretched fibril, to form a final fiber product.

CROSS-REFERENCE TO RELATED APPLICATION

This application claims the benefit of Taiwan Patent Application No. 110137574, filed on 8 Oct. 2021, which is hereby incorporated by reference for all purposes as if fully set forth herein.

BACKGROUND Technical Field

The present invention mainly relates to a fiber with metal ions excited by luminous energy and a manufacturing method thereof, and particularly relates to a fiber with metal ions excited by luminous energy, made by mixing and spinning copper nanopowder and at least one of graphene, Ge ions, and Zr ions, and a manufacturing method thereof.

Related Art

With the improvement of people's living standard and the rise in health awareness, customers and the market are paying increasing attention to functional textiles with antibacterial, anti-mildew, and deodorant effects and the like. In a conventional manufacturing method of a functional fiber including a metal material, after a metal material and an adhesive are mixed, the fiber surface can be directly coated with the mixture to make a fiber with a far infrared function.

However, in the foregoing conventional fiber manufacturing method, the stickiness of the adhesive will decrease over time. As a result, the content of the metal material on the fiber surface gradually decreases as well. Consequently, the far infrared effect of textiles including the fiber is reduced.

In view of this, it is necessary to provide a fiber with metal ions excited by luminous energy and a manufacturing method thereof, to resolve the foregoing problem.

SUMMARY

An objective of the present invention is to provide a manufacturing method of a fiber with metal ions excited by luminous energy. This method can make a fiber with a far infrared function.

Another objective of the present invention is to provide a manufacturing method of a fiber with metal ions excited by luminous energy. This method can make a fiber with an additive for generating a far infrared function that is less likely to fall off.

Still another objective of the present invention is to provide a fiber with metal ions excited by luminous energy. This fiber is made by using the foregoing manufacturing method of a fiber with metal ions excited by luminous energy.

To achieve the foregoing objectives, the present invention provides a manufacturing method of a fiber with metal ions excited by luminous energy, comprising: adding dry copper nanopowder with a particle size not more than 48 nm after mixing to a fiber slurry, to form a first mixed liquid; placing the first mixed liquid and an additive into a stirred tank for mixing and stirring, and performing an electrochemical reaction, to form a second mixed liquid, where the additive contains an ionic liquid (IL), the IL contains at least one of graphene, Ge ions, and Zr ions, and the at least one of the graphene, the Ge ions, and the Zr ions forms a link with Cu ions in the copper nanopowder; performing energy exciting on the second mixed liquid, to form a mixed material; drying the mixed material at a temperature in a range of 100° C. to 150° C., to remove moisture contained in the mixed material; inputting a dried mixed material into a spinning device, to make the spinning device extrude at least one fibril from the mixed material; passing the at least one fibril through a plurality of rollers, to make the plurality of rollers stretch the at least one fibril; and performing cooling and shaping on at least one stretched fibril, to form a final fiber product.

The present invention further provides a fiber with metal ions excited by luminous energy, comprising: a core, internally containing a fiber material, dry copper nanopowder with a particle size not more than 48 nm, and at least one of graphene, Ge ions, and Zr ions where the at least one of the graphene, the Ge ions, and the Zr ions forms a link with Cu ions in the copper nanopowder; and a coating part, arranged around an outer circumferential surface of the core.

In some embodiments, the energy exciting is performed on the second mixed liquid with radiant energy or a combination of radiant energy and mechanical energy, to form the mixed material. In this way, the second mixed liquid is excited with different energy to emit a far infrared ray.

In some embodiments, far infrared characteristic detection is performed on the dried mixed material first, to measure whether a far infrared spectral emissivity of the mixed material is not lower than a standard value, and if a measurement result is no, the energy exciting is performed on the mixed material again before being inputted into the spinning device. In this way, the mixed material is made to emit sufficient far infrared rays.

In some embodiments, the energy exciting is performed on the dried mixed material with radiant energy or a combination of radiant energy and mechanical energy first before being inputted into the spinning device. In this way, the mixed material is excited with different energy to generate a far infrared function.

In some embodiments, the additive contains a plurality of thermoplastic polyurethane (TPU) colloidal particles, there is a plurality of TPU colloidal particles at a discharge outlet of the spinning device, the plurality of TPU colloidal particles coats an outer circumferential surface of the at least one fibril passing through the discharge outlet, after being hot melted by the spinning device, to form a coating layer, and the at least one fibril is passed through the plurality of rollers after cooling is performed on the at least one fibril. In this way, an adhesive layer can be formed on an outer circumferential surface of the final fiber product.

In some embodiments, the additive contains a plurality of TPU colloidal particles, there is the mixed material before drying at a discharge outlet of the spinning device, the mixed material before drying coats an outer circumferential surface of the at least one fibril passing through the discharge outlet, after being hot melted by the spinning device, to form a coating layer, and the at least one fibril is passed through the plurality of rollers after cooling is performed on the at least one fibril. In this way, an adhesive layer can be formed on an outer circumferential surface of the final fiber product.

In some embodiments, the core comprises a plurality of TPU colloidal particles inside. In this way, tensile strength, extensibility, and elasticity of the final fiber product are improved.

In some embodiments, the coating part comprises a plurality of TPU colloidal particles. In this way, the core can be coated with the plurality of TPU colloidal particles, and deodorant and antibacterial effects are extended.

In some embodiments, the coating part comprises a plurality of TPU colloidal particles, the fiber material, the copper nanopowder, and at least one of the graphene, the Ge ions, and the Zr ions. In this way, the core can be coated with the plurality of TPU colloidal particles, and deodorant and antibacterial effects are extended.

The fiber with metal ions excited by luminous energy and the manufacturing method thereof in the present invention have the following characteristics. In the present invention, the copper nanopowder is added to the fiber slurry, at least one additive of the graphene, the Ge ions, and the Zr ions is added, and the electrochemical reaction and the energy exciting are performed. In this way, the additive forms the link with the Cu ions in the copper nanopowder and is less likely to fall off, and the mixed material capable of emitting a far infrared ray is formed. Then, the drying, stretching, cooling, and shaping are performed on the mixed material, to form the final fiber product with a far infrared function. The additives are mixed with the copper nanopowder and the fiber slurry. Therefore, the additives are less likely to fall off compared with additives attached to the fiber surface by using an adhesive in a conventional process. In addition, under the effect of the energy exciting, the tensile strength and elongation of the fiber can be further increased. In this way, the fiber with metal ions excited by luminous energy and the manufacturing method thereof in the present invention can extend the deodorant and antibacterial effects, improve human health, and increase the tensile strength and elongation of the fiber.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a flowchart of steps of a manufacturing method of a fiber with metal ions excited by luminous energy according to the present invention;

FIG. 2 is a diagram of a device system corresponding to a manufacturing method of a fiber with metal ions excited by luminous energy according to a first embodiment of the present invention;

FIG. 3 is a diagram of a device system corresponding to a manufacturing method of a fiber with metal ions excited by luminous energy according to a second embodiment of the present invention; and

FIG. 4 is a three-dimensional cross-sectional view of a fiber with metal ions excited by luminous energy according to the present invention.

DETAILED DESCRIPTION

Embodiments of the present invention are described in detail below with reference to the accompanying drawings. The accompanying drawings are mainly simplified schematic diagrams, which merely schematically illustrate the basic structure of the present invention. Therefore, only elements related to the present invention are indicated in the accompanying drawings, and the elements shown are not drawn in terms of the number, shape, size ratio, and the like during the implementation. The specification and size during the actual implementation are indeed an optional design, and the element layout and form may be more complicated.

The following embodiments are described with reference to the accompanying drawings, which are used to exemplify specific embodiments for implementation of the present invention. Terms about directions mentioned in the present invention, such as “on”, “below”, “front”, and “back” merely refer to directions in the accompanying drawings. Therefore, the used terms about directions are used to describe and understand this application, and are not intended to limit this application. In addition, throughout this specification, unless otherwise explicitly described to have an opposite meaning, the word “include” is understood as including the element, but not excluding any other element.

FIG. 1 shows a preferable embodiment of a manufacturing method of a fiber with metal ions excited by luminous energy according to the present invention. This method includes: a raw material mixing step S1 and a spinning step S2.

The raw material mixing step S1 is used for adding dry copper nanopowder with a particle size not more than 48 nm after mixing to a fiber slurry, to form a first mixed liquid. In this embodiment, the fiber slurry may optionally include at least one fiber of a cotton fiber, a polyester fiber, a viscose fiber, a Modal fiber, an ultra-high-molecular-weight polyethylene fiber, a polypropylene fiber, an aromatic polyamide fiber, a polyamide fiber, a polyethylene terephthalate fiber, a polyethylene naphthalate fiber, an extended-chain polyvinyl alcohol fiber, an extended-chain polyacrylonitrile fiber, a polybenzoxazole fiber, a polybenzothiazole fiber, a liquid crystal copolyester fiber, a rigid rod fiber, a glass fiber, a structural glass fiber, and a resistant glass fiber. For example, the copper nanopowder (QF-NCu-35) may have a specific surface area of 30 to 70 m²/g, may have an apparent density of 0.15 to 0.35 g/cm³, and may be in a spherical shape, but is not limited thereto.

Referring to FIG. 2 together, the spinning step S2 includes an energy exciting step S21, a drying step S22, a stretching step S23, and a cooling and shaping step S24. The energy exciting step S21 is used for placing the first mixed liquid and an additive into a stirred tank 1 for mixing and stirring, and performing an electrochemical reaction, to form a second mixed liquid. The electrochemical reaction can be understood by a person of ordinary skill in the related art of the present invention, and is not described in detail herein.

The additive includes an IL. In addition, the IL includes at least one of graphene, Ge ions, and Zr ions, and the at least one of the graphene, the Ge ions, and the Zr ions forms a link with Cu ions in the copper nanopowder through the electrochemical reaction. In this way, the additive is less likely to fall off. Then, energy exciting is performed on the second mixed liquid, to form a mixed material capable of emitting far infrared light. Specifically, the energy exciting step S21 can be performing the energy exciting on the second mixed liquid with radiant energy or a combination of radiant energy and mechanical energy, to form the mixed material. Preferably, the radiant energy may be invisible light, and the mechanical energy may be kinetic energy.

Specifically, the graphene has a function of absorbing infrared rays, belonging to both a far infrared absorbing material and an excellent far infrared radiation material. The graphene can be used for absorbing external energy such as luminous energy and kinetic energy, and convert the energy into far infrared light beneficial to human beings, to irradiate human skin, thereby speeding up human blood circulation and metabolism, relieving fatigue, resisting oxidation, and achieving other effects. In addition, the Ge ions and the Zr ions can also emit a far infrared ray, thereby achieving an antibacterial effect, preventing the human body from aging, improving human physique, and achieving other effects.

The drying step S22 is used for drying the mixed material at a temperature in a range of 100° C. to 150° C., to remove moisture contained in the mixed material. Specifically, the drying step S22 can be placing the mixed material into an oven 2 to perform the drying step S22, and setting a temperature of the oven 2 in a range of 100° C. to 150° C. In addition, a drying time of the mixed material may be set to 48 hours, but the present invention is not limited thereto.

The stretching step S23 is used for inputting a dried mixed material into a spinning device 3, to make the spinning device 3 extrude at least one fibril 4 from the mixed material. Then, the at least one fibril 4 is passed through a stretching device 5 including a plurality of rollers 51, to make the plurality of rollers 51 stretch the at least one fibril 4. Specifically, the spinning device 3 can perform melt spinning on the mixed material, to make the spinning device 3 extrude the at least one fibril 4. The at least one fibril 4 may be assembled into a fibril beam and stretched by the plurality of rollers 51, to control a wire diameter of the at least one fibril 4 to be in a proper size.

The cooling and shaping step S24 is used for performing cooling and shaping on at least one stretched fibril 4, to form a final fiber product 6. For example, the cooling and shaping step S24 can be performing cooling on the at least one stretched fibril 4 by a cooling device 7 through natural air cooling, water cooling, or the like, to perform shaping on the inside of the at least one fibril 4. In addition, the final fiber product 6 can be wound around a drum 8 in a coiling manner. It is worth mentioning that, the at least one fibril 4 can be further stretched by another stretching device 5 after being cooled. This can be understood by a person of ordinary skill in the related art of the present invention.

In the manufacturing method of a fiber with metal ions excited by luminous energy according to the present invention, preferably, there may further be a detecting step S25. The detecting step S25 is used for performing far infrared characteristic detection on the dried mixed material first, to measure whether a far infrared spectral emissivity of the mixed material is not lower than a standard value. If a measurement result is yes, no additional step needs to be performed. If the measurement result is no, the energy exciting is performed on the dried mixed material again. Then, the mixed material is inputted into the spinning device 3. The energy exciting may be performing energy exciting on the mixed material with radiant energy or a combination of radiant energy and mechanical energy. Preferably, the radiant energy may be invisible light, and the mechanical energy may be kinetic energy.

In the manufacturing method of a fiber with metal ions excited by luminous energy according to the present invention, preferably, there may further be a coating and cooling step S26. The coating and cooling step S26 can be used for adding a plurality of TPU colloidal particles to the additive in the energy exciting step S21. That is, in the energy exciting step S21, the first mixed liquid, the IL, and the plurality of TPU colloidal particles can be placed together into the stirred tank 1 for mixing and stirring, and the electrochemical reaction is performed, to form the second mixed liquid. In some embodiments, the TPU colloidal particles may be TPU, polyethylene, polypropylene, polyethylene terephthalate, polyamide, polybutylene terephthalate, ethylene-vinyl acetate copolymer, or nylon. The energy exciting is performed on the second mixed liquid, to form the mixed material. Drying is performed at a temperature in a range of 100° C. to 150° C., to remove moisture contained in the mixed material.

Referring to FIG. 2 , in a first embodiment of the manufacturing method of a fiber with metal ions excited by luminous energy according to the present invention, there may be a plurality of TPU colloidal particles at a discharge outlet 31 of the foregoing spinning device 3. In the stretching step S23, the plurality of TPU colloidal particles may be hot melted by the spinning device 3 and partially or completely coat an outer circumferential surface of the at least one fibril 4 passing through the discharge outlet 31, to form a coating layer. Then, after cooling is performed on the at least one fibril 4 with another cooling device 9, the at least one fibril 4 is made to pass through the stretching device 5, so that the plurality of rollers 51 performs stretching on the at least one fibril 4. Cooling and shaping are performed on the at least one stretched fibril 4 again with the cooling device 7, to form the final fiber product 6.

Referring to FIG. 3 , in a second embodiment of the manufacturing method of a fiber with metal ions excited by luminous energy according to the present invention, there may be another stirred tank 1. The stirred tank 1 contains the foregoing mixed material, and is connected to the discharge outlet 31 of the foregoing spinning device 3. In the stretching step S23, the mixed material may be hot melted by the spinning device 3 and partially or completely coat the outer circumferential surface of the at least one fibril 4 passing through the discharge outlet 31, to form a coating layer. Then, after cooling is performed on the at least one fibril 4 with another cooling device 9, the at least one fibril 4 is made to pass through the stretching device 5, so that the plurality of rollers 51 performs stretching on the at least one fibril 4. Cooling and shaping are performed on the at least one stretched fibril 4 again with the cooling device 7, to form the final fiber product 6.

In some embodiments, percentages by weight of the copper nanopowder, the graphene, the Ge ions, the Zr ions, and the TPU colloidal particles included by the final fiber product 6 may be shown in the following table 1:

TABLE 1 Percentage by Weight Percentage by Weight (%) Copper nanopowder 80 60 60 50 50 60 50 15 Graphene 20 0 0 15 15 0 10 1 Ge ions 0 40 0 35 0 20 20 2 Zr ions 0 0 40 0 35 20 20 2 TPU colloidal particle 0 0 0 0 0 0 0 80

Referring to FIG. 4 , a fiber with metal ions excited by luminous energy according to the present invention includes: a core 61 and a coating part 62. The core 61 internally contains a fiber material, dry copper nanopowder with a particle size not more than 48 nm, and at least one of graphene, Ge ions, and Zr ions, and the at least one of the graphene, the Ge ions, and the Zr ions forms a link with Cu ions in the copper nanopowder. The fiber material may include the foregoing fiber slurry. Preferably, the core 61 may further include a plurality of TPU colloidal particles inside. In some embodiments, percentages by weight of the copper nanopowder, the graphene, the Ge ions, the Zr ions, and the TPU colloidal particles inside the core 61 may be shown in the foregoing table 1:

The coating part 62 is arranged around an outer circumferential surface of the core 61. In an embodiment, the coating part 62 includes a plurality of TPU colloidal particles. In another embodiment, the coating part 62 includes a plurality of TPU colloidal particles, the fiber material, the copper nanopowder, and at least one of the graphene, the Ge ions, and the Zr ions.

In conclusion, in the fiber with metal ions excited by luminous energy and the manufacturing method thereof in the present invention, the copper nanopowder may be added to the fiber slurry, and at least one additive of the graphene, the Ge ions, and the Zr ions is added. The electrochemical reaction and the energy exciting are performed. In this way, the additive forms the link with the Cu ions in the copper nanopowder and is less likely to fall off, and the mixed material capable of emitting a far infrared ray is formed. Then, the drying, stretching, cooling, and shaping are performed on the mixed material, to form the final fiber product with a far infrared function. The additives are mixed with the copper nanopowder and the fiber slurry. Therefore, the additives are less likely to fall off compared with additives attached to the fiber surface by using an adhesive in a conventional process. In addition, under the effect of the energy exciting, the tensile strength and elongation of the fiber can be further increased. In this way, the fiber with metal ions excited by luminous energy and the manufacturing method thereof in the present invention can extend the deodorant and antibacterial effects, improve human health, and increase the tensile strength and elongation of the fiber.

The implementation forms disclosed above are merely exemplary descriptions of the principle, features, and effects of the present invention, and are not intended to limit the implementable scope of the present invention. Any person skilled in the art can make modifications and changes to the foregoing implementation forms without departing from the spirit and scope of the present invention. Any equivalent change and modification made using the contents disclosed in the present invention should still fall within the scope of the following claims. 

1. A manufacturing method of a fiber with metal ions excited by luminous energy, comprising: adding dry copper nanopowder with a particle size not more than 48 nm after mixing to a fiber slurry, to form a first mixed liquid; placing the first mixed liquid and an additive into a stirred tank for mixing and stirring, and performing an electrochemical reaction, to form a second mixed liquid, wherein the additive contains an ionic liquid (IL), the IL contains at least one of graphene, Ge ions, and Zr ions, and the at least one of the graphene, the Ge ions, and the Zr ions forms a link with Cu ions in the copper nanopowder; performing energy exciting on the second mixed liquid, to form a mixed material; drying the mixed material at a temperature in a range of 100° C. to 150° C., to remove moisture contained in the mixed material; inputting a dried mixed material into a spinning device, to make the spinning device extrude at least one fibril from the mixed material; passing the at least one fibril through a plurality of rollers, to make the plurality of rollers stretch the at least one fibril; and performing cooling and shaping on at least one stretched fibril, to form a final fiber product.
 2. The manufacturing method of a fiber with metal ions excited by luminous energy according to claim 1, wherein the energy exciting is performed on the second mixed liquid with radiant energy or a combination of radiant energy and mechanical energy, to form the mixed material.
 3. The manufacturing method of a fiber with metal ions excited by luminous energy according to claim 1, wherein far infrared characteristic detection is performed on the dried mixed material first, to measure whether a far infrared spectral emissivity of the mixed material is not lower than a standard value, and if a measurement result is no, the energy exciting is performed on the mixed material again before being inputted into the spinning device.
 4. The manufacturing method of a fiber with metal ions excited by luminous energy according to claim 3, wherein the energy exciting is performed on the dried mixed material with radiant energy or a combination of radiant energy and mechanical energy first before being inputted into the spinning device.
 5. The manufacturing method of a fiber with metal ions excited by luminous energy according to claim 1, wherein the additive contains a plurality of thermoplastic polyurethane (TPU) colloidal particles, there is a plurality of TPU colloidal particles at a discharge outlet of the spinning device, the plurality of TPU colloidal particles coats an outer circumferential surface of the at least one fibril passing through the discharge outlet, after being hot melted by the spinning device, to form a coating layer, and the at least one fibril is passed through the plurality of rollers after cooling is performed on the at least one fibril.
 6. The manufacturing method of a fiber with metal ions excited by luminous energy according to claim 1, wherein the additive contains a plurality of TPU colloidal particles, there is the mixed material before drying at a discharge outlet of the spinning device, the mixed material before drying coats an outer circumferential surface of the at least one fibril passing through the discharge outlet, after being hot melted by the spinning device, to form a coating layer, and the at least one fibril is passed through the plurality of rollers after cooling is performed on the at least one fibril.
 7. A fiber with metal ions excited by luminous energy, comprising: a core, internally containing a fiber material, dry copper nanopowder with a particle size not more than 48 nm, and at least one of graphene, Ge ions, and Zr ions, wherein the at least one of the graphene, the Ge ions, and the Zr ions forms a link with Cu ions in the copper nanopowder; and a coating part, arranged around an outer circumferential surface of the core.
 8. The fiber with metal ions excited by luminous energy according to claim 7, wherein the core comprises a plurality of thermoplastic polyurethane (TPU) colloidal particles inside.
 9. The fiber with metal ions excited by luminous energy according to claim 7, wherein the coating part comprises a plurality of TPU colloidal particles.
 10. The fiber with metal ions excited by luminous energy according to claim 8, wherein the coating part comprises a plurality of TPU colloidal particles.
 11. The fiber with metal ions excited by luminous energy according to claim 7, wherein the coating part comprises a plurality of TPU colloidal particles, the fiber material, the copper nanopowder, and at least one of the graphene, the Ge ions, and the Zr ions.
 12. The fiber with metal ions excited by luminous energy according to claim 8, wherein the coating part comprises a plurality of TPU colloidal particles, the fiber material, the copper nanopowder, and at least one of the graphene, the Ge ions, and the Zr ions. 